You may receive lot of mails and links nowadays about offers,ads,communities  and many more.You may not no where would you really land up when you click those ,because lot of spammers and hackers use this simple technic to attract you to them.so how would you find out whats the real content of url,can you trust this ,the below video helps you in that.watch it and get protected.

Using a real-time system for gathering URL features, combined with a real-time source of labeled URLs from a large Web mail provider, the authors demonstrate that recently-developed online algorithms can be as accurate as batch techniques, achieving daily classification accuracies up to 99% over a balanced data set.